/Engine/Source/Runtime/SlateCore/Public/Rendering/DrawElements.h
const [TArray](API\Runtime\Core\Containers\TArray)< [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FSlateCachedElementList](API\Runtime\SlateCore\Rendering\FSlateCachedElementList) > > & GetCachedElementLists() const